respiratory

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• 2. across which structure(s) does most gas exchange occur? (7)
• 3. which respiratory muscles are located between the ribs? (12)
• 4. the collection of mucus in the lower airways is most likely to cause: (11)
• 5. "clubbing" of the fingers is a response to: (7, 9)
• 6. dyspnea means: (10, 9)
• 7. a tracheostomy is performed in order to: (6, 3, 4, 6)
• 8. frontal, maxillary, sphenoidal, and ethmoidal: (9, 7)
• 9. the respiratory passages are lined with: (6, 8)